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6. 1st layer of the atmosphere?

  • Thermosphere
  • Troposphere
  • Mesospere
  • Stratosphere

7. What process does the sun use to get energy?

  • Nuclear Fusion
  • Combustion
  • Nuclear Fission
  • Explosions

8. Which feedback mechanism causes an increases the original change?

  • Relative Feedback Mechanism
  • Negative Feedback Mechanism
  • Positive Feedback Mechanism
  • Absolute Feedback Mechanism

9. What causes heating to the stratosphere as the altitude increases?

  • Thermosphere
  • Infrared Radiation
  • UV
  • Sunlight

10. Why don't icebergs cause sea levels to rise?

  • Because the ice reduces in size when melts
  • Because they are frozen sea water
  • Because they are not on land
  • Because they are too small to cause changes